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JPL Small-Body Database Browser
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71677 (2000 EJ171)
Classification: Main-belt Asteroid          SPK-ID: 2071677
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08467813495895604 5.1547e-08  
a 2.941557206292284 2.5857e-08 au
q 2.692471628188376 1.5041e-07 au
i 17.05911785061349 5.8808e-06 deg
node 25.78911074891491 1.8298e-05 deg
peri 23.20051536361397 4.0731e-05 deg
M 118.5740709481069 3.4875e-05 deg
tp 2458393.551832052603
(2018-Oct-02.05183205)
0.00017872 TDB
period 1842.741323747656
5.05
2.4297e-05
6.652e-08
d
yr
n .1953611151823815 2.5759e-09 deg/d
Q 3.190642784396192 2.8046e-08 au
  Orbit Determination Parameters
   # obs. used (total)      867  
   data-arc span      7780 days (21.30 yr)  
   first obs. used      1999-01-09  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53034  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 13:46:16  

Additional Information
 Earth MOID = 1.70703 au 
 Jupiter MOID = 2.2239 au 
 T_jup = 3.201 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.1   n/a MPO337801  
diameter diameter 7.495 km 0.114 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.114   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71677 (2000 EJ171)          Discovered 2000-Mar-05 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 EJ171 = 2002 QP45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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